Question 3 of 10 • Initial Credit: Physical Science
Eli states that sodium phosphate is a mixture because it is composed of both sodium ions and phosphate ions.Which is the best analysis of Eli’s statement?
Answer
A
It is correct because each ion is a pure substance, so sodium phosphate is made up of two pure substances.
B
It is correct because the composition of sodium phosphate changes depending on the sample.
C
It is incorrect because sodium phosphate is a compound that has a single composition.
D
It is incorrect because the two types of ions in sodium phosphate cannot be seen.